Bending equipment with edge cutting function for automobile part shell machining

Abstract

The invention discloses bending equipment with an edge cutting function for automobile part shell machining, and relates to the technical field of automobile part shell machining, the bending equipment comprises a base, a placement frame is arranged at the position, close to the edge, of the upper end of the base, and a bearing rotary disc is arranged at the center position of the upper end of the base. According to the bending equipment, the four magnetic attraction blocks arranged at the upper end of the bearing rotating disc at equal intervals are matched with a rotating structure formed between the bearing rotating disc and the driving motor, so that the bending equipment can achieve the effects of continuous machining and multi-station simultaneous machining, the machining efficiency is effectively improved, and the machining cost is reduced. An edge cutting groove formed in the edge of the upper end of the magnetic attraction block is convenient to cooperate with an edge cutting assembly to conduct edge cutting work on the automobile part shell body before bending, and a limiting groove formed in the center of the upper end of the magnetic attraction block can conduct the effects of power-on adsorption and power-off loosening on the automobile part shell body; and the automobile part shell main body can be conveniently fixed.

Description

Technical Field

[0001] The invention relates to the technical field of automobile component shell processing, in particular to a bending device with a trimming function for automobile component shell processing. Background Art

[0002] In the field of automobile manufacturing, the processing quality and precision of the parts shell play a vital role in the overall performance and appearance of the car. With the continuous development of the automobile industry, the processing technology requirements for automobile parts shell are also increasing.

[0003] Bending is one of the key links in the manufacturing process of automobile parts shells. Traditional bending equipment can only achieve a single bending function when processing automobile parts shells. The excess material at the edge of the parts shell after processing needs to be transferred to a special trimming device for processing. This step-by-step processing method has many disadvantages. The automobile parts shell processing bending equipment on the market cannot perform continuous processing and multi-station simultaneous processing, resulting in low processing efficiency. To this end, we propose a bending equipment with trimming function for automobile parts shell processing. Summary of the invention

[0004] The purpose of the present invention is to provide a bending device with a trimming function for processing automobile parts shells, so as to solve the problem that the automobile parts shell processing bending device proposed in the above background technology cannot perform continuous processing and multi-station simultaneous processing, resulting in low processing efficiency.

[0005] To achieve the above object, the present invention provides the following technical solution: a bending device with a trimming function for processing an automobile component shell, comprising: A base, wherein a placement frame is arranged at the upper end of the base near the edge, and a carrying turntable is arranged at the center of the upper end of the base; A driving motor connected to the center of the lower end of the carrying turntable, and a magnetic attraction block is arranged on the upper end of the carrying turntable; A trimming groove is provided at the upper end of the magnetic block near the edge, and the magnetic block is connected to the bearing turntable by a fastening bolt; A limiting groove is provided at the center of the upper end of the magnetic block, and a limiting block is arranged inside the limiting groove; The main body of the automobile component housing is placed inside the limiting groove, and a placement seat is provided on the left side of the upper end of the base; A trimming hydraulic cylinder is arranged on the upper right side of the placement seat, and a fixing seat is arranged at the rear end of the inner middle part of the placement frame; A placement rail is arranged on the right side of the placement frame, and a fan is arranged on the left side of the upper end of the placement seat; The unloading conveyor belt is arranged at the middle right part of the upper end of the base.

[0006] Preferably, the magnetic blocks are equidistantly distributed on the upper end of the carrying turntable, and four magnetic blocks are provided. At the same time, the magnetic blocks are threadedly connected to the carrying turntable through fastening bolts, and the trimming grooves and the limit grooves are integrated with the magnetic blocks, and the limit blocks and the limit grooves are distributed vertically.

[0007] Preferably, the trimming hydraulic cylinder further comprises: A connecting block is connected to the lower end of the trimming hydraulic cylinder, and a connecting slider is connected to the left side of the outside of the connecting block; A connecting slide rail is connected to the inner side of the connecting slide block, and a trimming assembly is connected to the lower end of the connecting block.

[0008] Preferably, the connecting block and the trimming hydraulic cylinder are vertically distributed, and the connecting block forms a sliding structure by connecting the sliding block and the trimming hydraulic cylinder and the connecting slide rail, and the trimming assembly and the connecting block are movably connected.

[0009] Preferably, the fan further comprises: A connecting hose connected to one side of the fan, the other end of the connecting hose being connected to a connecting conduit; A chip suction port is connected to the lower end of the connecting duct, and a chip collecting bin is connected to the other side of the fan.

[0010] Preferably, the chip suction ports are symmetrically distributed along the vertical center axis of the connecting duct, and the chip suction ports form a communication structure with the chip collection bin through the connecting duct, the connecting hose and the fan.

[0011] Preferably, the fixing seat further comprises: A bending cylinder is arranged at the inner upper end of the fixing seat, and a connecting slide block is connected to the lower end of the bending cylinder; A limit slide rail connected to the inner sides of both ends of the connecting slide block, and a counterweight block is connected to the lower end of the connecting slide block; The bending pressing block is connected to the counterweight block via connecting bolts.

[0012] Preferably, the bending cylinders are symmetrically distributed along the vertical center axis of the connecting slider, the counterweight block and the connecting slider are distributed in parallel, and the bending pressure block is movably connected to the counterweight block through connecting bolts.

[0013] Preferably, the installation rail further comprises: An X-axis moving component is connected to the outer side of the placement cross rail, and a magnetic attraction component is connected to the lower end of the X-axis moving component.

[0014] The present invention provides a bending device with a trimming function for processing automobile parts shells, which has the following beneficial effects: the bending device with a trimming function for processing automobile parts shells realizes the integrated completion of trimming and bending through the mutual cooperation between multiple mechanisms, does not need to perform conversion between multiple devices, ensures the processing accuracy, and improves the processing efficiency and processing quality.

[0015] 1. The present invention arranges four magnetic blocks at equal distances on the upper end of the carrying turntable, and cooperates with the rotating structure formed between the carrying turntable and the driving motor, so that the bending equipment can perform continuous processing and multi-station simultaneous processing, effectively improving the processing efficiency. The trimming groove arranged at the upper edge of the magnetic block is convenient for cooperating with the trimming component to perform trimming work on the main body of the automobile part shell before bending. The limiting groove arranged at the center position of the upper end of the magnetic block can be powered on to adsorb the main body of the automobile part shell, and the effect of power-off release is convenient for fixing the main body of the automobile part shell, ensuring the stability of the main body of the automobile part shell during trimming and bending. The threaded magnetic block and the carrying turntable are convenient for replacing the corresponding model of the magnetic block according to the actual size of the main body of the automobile part shell to achieve the best actual use effect. The limiting block arranged inside the limiting groove, in conjunction with the heat dissipation groove arranged on the upper end of the main body of the automobile part shell, can have a good limiting effect on the main body of the automobile part shell.

[0016] 2. The present invention can ensure the accuracy of the position between the vertically distributed connecting blocks and the trimming hydraulic cylinder. The connecting slider arranged on the left side of the connecting block cooperates with the connecting slide rail connected to the inner side of the connecting slider, so that the connecting block can be lifted and lowered vertically under the drive of the trimming hydraulic cylinder. In this way, the accuracy of the position of the trimming assembly at the lower end of the connecting block during the trimming of the main body of the automobile part shell can be ensured, and the situation that the offset affects the trimming accuracy can be avoided. The movably connected trimming assembly and the connecting block are convenient for replacing the corresponding model of the trimming assembly according to the actual size of the main body of the automobile part shell to ensure the accuracy of the trimming.

[0017] 3. The present invention can collect the fine waste chips cut off by the trimming assembly by means of the chip suction ports arranged on both sides of the trimming assembly. The chip suction ports, driven by the fan, suck the waste chips into the chip collecting bin through the connecting hose and the connecting duct, so as to facilitate the centralized treatment of the waste chips and ensure the cleanliness of the upper end of the carrying turntable, thereby ensuring the quality of processing. At the same time, the chip suction ports can be raised and lowered synchronously with the trimming assembly through the connecting blocks, so that the chip suction ports have a better suction effect.

[0018] 4. The present invention uses bending cylinders symmetrically distributed on both sides of the upper end of the connecting slider and limit slide rails connected on both sides of the connecting slider, so that the bending pressure block arranged at the lower end of the connecting slider can slide up and down under the drive of the bending cylinder, thereby ensuring the smoothness of the up and down movement of the bending pressure block while ensuring the accuracy of the position between the bending pressure block and the main body of the automobile component shell, thereby ensuring the bending effect. The setting of the counterweight block increases the downward pressure of the bending pressure block, improves the bending efficiency and ensures the quality of the bending.

[0019] 5. The present invention, by setting an X-axis moving component at the upper end of the horizontal rail, cooperates with the magnetic suction component connected to the lower end of the X-axis moving component, can adsorb and clamp the automobile component shell body that has completed trimming and bending, and transfer it to the upper end of the unloading conveyor belt for transportation, without the need for manual unloading by staff, thereby ensuring the processing efficiency and processing safety of the bending equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the main body of the automobile component shell of a bending device with a trimming function for processing the automobile component shell of the present invention; Figure 2 This is a schematic diagram of the overall structure of a bending device with a trimming function for processing an automobile component shell according to the present invention; Figure 3 This is a schematic diagram of the structure of a bending block of a bending device with a trimming function for processing an automobile component shell according to the present invention; Figure 4 It is a schematic diagram of a top view of the structure of a bearing turntable of a bending device with a trimming function for processing an automobile component shell of the present invention; Figure 5 The invention provides a bending device with a trimming function for processing an automobile component shell. Figure 2 Enlarged structural diagram at A in the middle.

[0021] In the figure: 1. base; 2. placement frame; 3. bearing turntable; 301. drive motor; 302. magnetic block; 303. fastening bolt; 304. trimming groove; 305. limit groove; 306. limit block; 4. automobile parts shell body; 5. placement seat; 6. trimming hydraulic cylinder; 601. connection block; 602. connecting slider; 603. connecting slide rail; 604. trimming assembly; 7. fan; 701. connecting hose; 702. connecting duct; 703. chip suction port; 704. chip collection bin; 8. fixed seat; 801. bending cylinder; 802. connecting slider; 803. limit slide rail; 804. counterweight block; 805. bending pressure block; 806. connecting bolt; 9. placement rail; 10. X-axis moving assembly; 11. magnetic assembly; 12. unloading conveyor belt. DETAILED DESCRIPTION

[0022] See also Figure 1-5 The present invention provides a technical solution: a bending device with a trimming function for processing an automobile component shell, comprising: A base 1, a placement frame 2 is arranged near the edge of the upper end of the base 1, and a carrying turntable 3 is arranged at the center of the upper end of the base 1; The driving motor 301 is connected to the center of the lower end of the carrying turntable 3, and a magnetic attraction block 302 is arranged on the upper end of the carrying turntable 3; The trimming groove 304 is formed at the upper end of the magnetic block 302 near the edge. The magnetic block 302 is connected to the supporting turntable 3 by a fastening bolt 303; A limiting groove 305 is provided at the center of the upper end of the magnetic block 302, and a limiting block 306 is provided inside the limiting groove 305; The automobile component housing body 4 is placed inside the limiting groove 305, and a placement seat 5 is provided on the left side of the upper end of the base 1; The magnetic blocks 302 are evenly distributed on the upper end of the carrying turntable 3, and there are four magnetic blocks 302. At the same time, the magnetic blocks 302 are threadedly connected to the carrying turntable 3 through the fastening bolts 303, and the trimming grooves 304 and the limiting grooves 305 are integrated with the magnetic blocks 302, and the limiting blocks 306 and the limiting grooves 305 are vertically distributed. The four magnetic blocks 302 arranged at the upper end of the carrying turntable 3 at equal distances cooperate with the rotating structure formed between the carrying turntable 3 and the driving motor 301, so that the bending equipment can perform continuous processing and multi-station simultaneous processing, effectively improving the processing efficiency, and the trimming grooves 304 provided at the upper edge of the magnetic blocks 302 are convenient for cooperating with the trimming assembly 604 to bend the automotive parts The shell body 4 is trimmed before bending. The limiting groove 305 arranged at the center position of the upper end of the magnetic block 302 can adsorb the shell body 4 of the automobile parts when it is powered on and release it when it is powered off, which is convenient for fixing the shell body 4 of the automobile parts to ensure the stability of the shell body 4 of the automobile parts during trimming and bending. The threaded magnetic block 302 and the bearing turntable 3 are convenient for replacing the magnetic block 302 of the corresponding model according to the actual size of the shell body 4 of the automobile parts to be processed, so as to achieve the best practical use effect. The limiting block 306 arranged inside the limiting groove 305 cooperates with the heat dissipation groove provided at the upper end of the shell body 4 of the automobile parts, which can play a good limiting effect on the shell body 4 of the automobile parts; The trimming hydraulic cylinder 6 is arranged on the upper right side of the placement seat 5. A fixing seat 8 is arranged at the rear end of the inner middle part of the placement frame 2; The trimming hydraulic cylinder 6 also includes: A connecting block 601 is connected to the lower end of the trimming hydraulic cylinder 6, and a connecting slider 602 is connected to the left side of the outside of the connecting block 601; A connecting rail 603 is connected to the inner side of the connecting slide block 602, and a trimming assembly 604 is connected to the lower end of the connecting block 601; The connecting block 601 and the trimming hydraulic cylinder 6 are vertically distributed, and the connecting block 601 forms a sliding structure through the connecting slider 602 and the trimming hydraulic cylinder 6 and the connecting slide rail 603, and the trimming assembly 604 and the connecting block 601 are movably connected. The vertically distributed connecting block 601 and the trimming hydraulic cylinder 6 can ensure the accuracy of the position between them. The connecting slider 602 arranged on the left side of the connecting block 601 cooperates with the connecting slide rail 603 connected to the inner side of the connecting slider 602, so that the connecting block 601 can be vertically lifted and lowered under the drive of the trimming hydraulic cylinder 6, so as to ensure the accuracy of the position of the trimming assembly 604 at the lower end of the connecting block 601 during the trimming process of the automobile component shell body 4, and avoid the situation where the offset affects the trimming accuracy. The movably connected trimming assembly 604 and the connecting block 601 are convenient for replacing the corresponding model of the trimming assembly 604 according to the actual size of the automobile component shell body 4 to ensure the accuracy of the trimming. A horizontal rail 9 is arranged on the right side of the placement frame 2, and a fan 7 is arranged on the left side of the upper end of the placement seat 5; The fan 7 also includes: A connecting hose 701 is connected to one side of the fan 7, and the other end of the connecting hose 701 is connected to a connecting conduit 702; A chip suction port 703 is connected to the lower end of the connecting duct 702, and a chip collecting bin 704 is connected to the other side of the fan 7; The chip suction ports 703 are symmetrically distributed along the vertical center axis of the connecting duct 702, and the chip suction ports 703 form a communication structure with the chip collection bin 704 through the connecting duct 702, the connecting hose 701 and the fan 7. The chip suction ports 703 arranged on both sides of the trimming assembly 604 can collect the fine waste chips cut by the trimming assembly 604. The chip suction ports 703, driven by the fan 7, suck the waste chips into the chip collection bin 704 through the connecting hose 701 and the connecting duct 702, so as to facilitate the centralized treatment of the waste chips, ensure the cleanliness of the upper end of the carrying turntable 3, and thus ensure the processing quality. At the same time, the chip suction ports 703 can be raised and lowered synchronously with the trimming assembly 604 through the connecting block 601, so that the chip suction ports 703 have a better suction effect. The fixing seat 8 also includes: The bending cylinder 801 is arranged at the inner upper end of the fixing seat 8, and the lower end of the bending cylinder 801 is connected with a connecting slide block 802; The limiting slide rail 803 is connected to the inner sides of both ends of the connecting slide block 802, and the lower end of the connecting slide block 802 is connected to a counterweight block 804; The bending pressing block 805 is connected to the counterweight block 804 via a connecting bolt 806; The bending cylinders 801 are symmetrically distributed along the vertical center axis of the connecting slider 802, and the counterweight block 804 is distributed in parallel with the connecting slider 802, and the bending pressure block 805 is movably connected to the counterweight block 804 through the connecting bolts 806. The bending cylinders 801 symmetrically distributed on both sides of the upper end of the connecting slider 802 cooperate with the limiting slide rails 803 connected on both sides of the connecting slider 802, so that the bending pressure block 805 set at the lower end of the connecting slider 802 can slide up and down under the drive of the bending cylinder 801, ensuring the smoothness of the up and down movement of the bending pressure block 805 while ensuring the accuracy of the position between the bending pressure block 805 and the main body 4 of the automobile component shell, thereby ensuring the bending effect. The setting of the counterweight block 804 increases the downward pressure of the bending pressure block 805, improves the bending efficiency and ensures the quality of the bending; A material unloading conveyor belt 12 is arranged at the middle right part of the upper end of the base 1; The installation of the cross rail 9 also includes: The X-axis moving component 10 is connected to the outer side of the mounting cross rail 9, and the lower end of the X-axis moving component 10 is connected to the magnetic attraction component 11. The X-axis moving component 10 arranged at the upper end of the mounting cross rail 9 cooperates with the magnetic attraction component 11 connected to the lower end of the X-axis moving component 10 to adsorb and clamp the automotive component shell body 4 that has completed trimming and bending, and transfer it to the upper end of the unloading conveyor belt 12 for transportation. There is no need for staff to manually unload the material, thereby ensuring the processing efficiency and processing safety of the bending equipment.

[0023] In summary, the bending equipment with trimming function for processing the automobile part shell, when in use, the automobile part shell body 4 is accurately placed in the limiting groove 305 at the upper end of the carrying turntable 3 through the external mechanical arm, the limiting groove 305 arranged at the center position of the upper end of the magnetic suction block 302 can adsorb the automobile part shell body 4 when it is powered on, and release it when it is powered off, so as to facilitate the fixing of the automobile part shell body 4 and ensure the stability of the automobile part shell body 4 during the trimming and bending process, the limiting block 306 arranged in the limiting groove 305, in conjunction with the heat dissipation groove provided on the upper end of the automobile part shell body 4, can have a good limiting effect on the automobile part shell body 4, the four magnetic suction blocks 302 arranged at the upper end of the carrying turntable 3 at equal distances, in conjunction with the rotating structure formed between the carrying turntable 3 and the driving motor 301, so that the bending equipment can perform continuous processing and multi-station simultaneous processing, and the carrying turntable 3 rotates clockwise, and the rotating angle of the carrying turntable 3 each time is 90 When the main body 4 of the automobile part shell rotates to the bottom of the trimming assembly 604, the trimming assembly 604 performs trimming work on the main body 4 of the automobile part shell through the drive of the trimming hydraulic cylinder 6. The connecting slider 602 arranged on the left side of the connecting block 601 cooperates with the connecting slide rail 603 connected to the inner side of the connecting slider 602, so that the connecting block 601 can be vertically and linearly lifted under the drive of the trimming hydraulic cylinder 6. In this way, the accuracy of the position of the trimming assembly 604 at the lower end of the connecting block 601 during the trimming process of the main body 4 of the automobile part shell can be ensured, and the situation that the offset affects the trimming accuracy can be avoided. At the same time, the chip suction ports 703 arranged on both sides of the trimming assembly 604 can collect the fine waste chips cut by the trimming assembly 604. The chip suction ports 703 are driven by the fan 7 to suck the waste chips into the chip collection bin 704 through the connecting hose 701 and the connecting conduit 702, so as to facilitate the centralized treatment of the waste chips. The main body 4 of the automobile part shell that has completed the trimming work continues to be transported through the carrying turntable 3. When the automobile component shell body 4 is rotated and transported to the bottom of the bending block 805, the bending block 805 bends the automobile component shell body 4 through the drive of the bending cylinder 801. The bending cylinders 801 symmetrically distributed on both sides of the upper end of the connecting slider 802 cooperate with the limit slide rails 803 connected to both sides of the connecting slider 802, so that the bending block 805 arranged at the lower end of the connecting slider 802 can slide up and down under the drive of the bending cylinder 801, ensuring the smooth up and down movement of the bending block 805 At the same time, the accuracy of the position between the bending block 805 and the main body 4 of the automobile component shell is ensured, thereby ensuring the bending effect. The setting of the counterweight block 804 increases the downward pressure of the bending block 805, improves the bending efficiency and ensures the quality of the bending. The X-axis moving component 10 arranged at the upper end of the mounting cross rail 9, in conjunction with the magnetic suction component 11 connected to the lower end of the X-axis moving component 10, can adsorb and clamp the automobile component shell main body 4 that has completed trimming and bending, and transfer it to the upper end of the unloading conveyor belt 12 for transportation.

Claims

1. A bending device with trimming function for processing automobile parts shell, characterized in that: include: A base (1), wherein a placement frame (2) is arranged at the upper end of the base (1) near the edge, and a carrying turntable (3) is arranged at the center position of the upper end of the base (1); A driving motor (301) connected to the center of the lower end of the carrying turntable (3); a magnetic attraction block (302) is arranged on the upper end of the carrying turntable (3); A trimming groove (304) is provided at the upper end of the magnetic block (302) near the edge, and the magnetic block (302) is connected to the supporting turntable (3) via a fastening bolt (303); A limiting groove (305) is provided at the center position of the upper end of the magnetic attraction block (302), and a limiting block (306) is arranged inside the limiting groove (305); An automobile component housing body (4) is placed inside the limiting groove (305), and a placement seat (5) is provided on the left side of the upper end of the base (1); A trimming hydraulic cylinder (6) is arranged on the upper right side of the placement seat (5); a fixing seat (8) is arranged at the rear end of the inner middle part of the placement frame (2); A placement rail (9) is arranged on the right side of the placement frame (2), and a fan (7) is arranged on the left side of the upper end of the placement seat (5); A material unloading conveyor belt (12) is arranged in the middle of the right side of the upper end of the base (1).

2. The bending equipment with trimming function for processing automobile parts shell according to claim 1 is characterized in that: The magnetic blocks (302) are equidistantly distributed on the upper end of the carrying turntable (3), and four magnetic blocks (302) are provided. The magnetic blocks (302) are threadedly connected to the carrying turntable (3) via fastening bolts (303), and the trimming grooves (304) and the limiting grooves (305) are integrated with the magnetic blocks (302), and the limiting blocks (306) and the limiting grooves (305) are vertically distributed.

3. The bending equipment with trimming function for processing automobile parts shell according to claim 1 is characterized in that: The trimming hydraulic cylinder (6) further comprises: A connecting block (601) connected to the lower end of the trimming hydraulic cylinder (6), wherein the left side of the outside of the connecting block (601) is connected to a connecting slider (602); A connecting slide rail (603) is connected to the inner side of the connecting slide block (602), and a trimming assembly (604) is connected to the lower end of the connecting block (601).

4. The bending equipment with trimming function for processing automobile parts shell according to claim 3 is characterized in that: The connecting block (601) and the trimming hydraulic cylinder (6) are arranged vertically, and the connecting block (601) forms a sliding structure by connecting the sliding block (602) and the trimming hydraulic cylinder (6) and the connecting slide rail (603), and the trimming assembly (604) and the connecting block (601) are movably connected.

5. The bending equipment with trimming function for processing automobile parts shell according to claim 1 is characterized in that: The fan (7) further comprises: A connecting hose (701) connected to one side of the fan (7), the other end of the connecting hose (701) being connected to a connecting conduit (702); The chip suction port (703) is connected to the lower end of the connecting duct (702), and the other side of the fan (7) is connected to a chip collection bin (704).

6. The bending device with trimming function for processing automobile parts shell according to claim 5, characterized in that: The chip suction openings (703) are symmetrically distributed along the vertical center axis of the connecting conduit (702), and the chip suction openings (703) form a communication structure with the chip collection bin (704) through the connecting conduit (702), the connecting hose (701) and the fan (7).

7. The bending equipment with trimming function for processing automobile parts shell according to claim 1 is characterized in that: The fixing seat (8) further comprises: A bending cylinder (801) is arranged at the inner upper end of the fixing seat (8), and a connecting slide block (802) is connected to the lower end of the bending cylinder (801); A limiting slide rail (803) connected to the inner sides of both ends of the connecting slide block (802); a counterweight block (804) is connected to the lower end of the connecting slide block (802); The bending pressing block (805) is connected to the counterweight block (804) via a connecting bolt (806).

8. The bending device with trimming function for processing automobile parts shell according to claim 7, characterized in that: The bending cylinders (801) are symmetrically distributed along the vertical center axis of the connecting slider (802), the counterweight block (804) and the connecting slider (802) are distributed in parallel, and the bending pressure block (805) is movably connected to the counterweight block (804) via a connecting bolt (806).

9. The bending equipment with trimming function for processing automobile parts shell according to claim 1, characterized in that: The installation of the cross rail (9) also includes: An X-axis moving component (10) is connected to the outer side of the placement rail (9), and a magnetic attraction component (11) is connected to the lower end of the X-axis moving component (10).

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